3 Disabling the keylock

4 Checking whether the telephone supports DECT-GAP

The telephone must support the DECT-GAP profile. DECT-GAP is a common standard for cordless telephones and wireless data transmission supported by all FRITZ!Fon models, for example.

Check the telephone's manual or ask the manufacturer to find out whether the telephone supports the DECT-GAP profile. If it does not support DECT-GAP, we do not guarantee that it will function with the FRITZ!Box.

7 Resetting FRITZ!Box and using the wizard to register the telephone

Certain FRITZ!Box settings could be preventing the telephone from being registered. Therefore, restore the FRITZ!Box to factory settings and then use the wizard in the FRITZ!Box user interface to register the telephone: